87542820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{486349}}^1$

素因数の和:486364

約数の個数: 36

約数和(自身を含む): 265547100

約数和(自身を除く): 178004280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 486349, 972698, 1459047, 1945396, 2431745, 2918094, 4377141, 4863490, 5836188, 7295235, 8754282, 9726980, 14590470, 17508564, 21885705, 29180940, 43771410, 87542820]

約数ペア:

[(1, 87542820), (2, 43771410), (3, 29180940), (4, 21885705), (5, 17508564), (6, 14590470), (9, 9726980), (10, 8754282), (12, 7295235), (15, 5836188), (18, 4863490), (20, 4377141), (30, 2918094), (36, 2431745), (45, 1945396), (60, 1459047), (90, 972698), (180, 486349)]